oracle.i18n.servlet
Class ServletHelper

java.lang.Object
  |
  +--oracle.i18n.servlet.ServletHelper

public class ServletHelper

extends Object

ServletHelper is a delegate class that provides a bridge between Java servlets and globalization objects. All operations that involve Java servlets are performed using this class.

Since:

10.1.0.2

Method Summary

static oracle.i18n.servlet.ApplicationContext	getApplicationContextInstance(javax.servlet.http.HttpServletRequest request) Returns an ApplicationContext object associated with the HTTP request object
static oracle.i18n.servlet.localesource.LocaleSource	getLocaleSourceInstance(javax.servlet.http.HttpServletRequest request) Returns a LocaleSource object associated with the HTTP request object
static oracle.i18n.servlet.Localizer	getLocalizerInstance(javax.servlet.http.HttpServletRequest request) Returns a Localizer object derived from the HTTP request object
static String	rewriteURL(String baseURL, javax.servlet.http.HttpServletRequest request) Rewrites a URL based on the rules specified in the application configuration file.This method is used to determine the URL where localized static contents exist.
static String	rewriteURL(String baseURL, String name, javax.servlet.http.HttpServletRequest request) Rewrites a URL based on the rules specified in the application configuration file.This method is used to determine the URL where localized static contents exist.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getApplicationContextInstance

public static oracle.i18n.servlet.ApplicationContext getApplicationContextInstance(javax.servlet.http.HttpServletRequest request)

Returns an ApplicationContext object associated with the HTTP request object

Parameters:

request - an HTTP request object

Returns:

an ApplicationContext object

Throws:

IllegalArgumentException - if ApplicationContext cannot be instantiated.

getLocaleSourceInstance

public static oracle.i18n.servlet.localesource.LocaleSource getLocaleSourceInstance(javax.servlet.http.HttpServletRequest request)

Returns a LocaleSource object associated with the HTTP request object

Parameters:

request - an HTTP request object

Returns:

LocaleSource a LocaleSource object

getLocalizerInstance

public static oracle.i18n.servlet.Localizer getLocalizerInstance(javax.servlet.http.HttpServletRequest request)

Returns a Localizer object derived from the HTTP request object

Parameters:

request - an HTTP request object

Returns:

Localizer object.

rewriteURL

public static String rewriteURL(String baseURL,
                                javax.servlet.http.HttpServletRequest request)

Rewrites a URL based on the rules specified in the application configuration file.This method is used to determine the URL where localized static contents exist.

For example, if localized contents are supplied in /images/es/welcome.jpg for Spanish and /images/ja/welcome.jpg for Japanese locales, the baseURL would be /images/welcome.jpg, and the rule defined in the regular expression should be "(.)/([a-z0-9A-Z]+.jpg)$/" in order that the URL be replaced with the string "$1/$L/$2".

Parameters:

baseURL - a URL string

request - an HTTP request object

Returns:

a URL referencing to the localized content

rewriteURL

public static String rewriteURL(String baseURL,
                                String name,
                                javax.servlet.http.HttpServletRequest request)

Rewrites a URL based on the rules specified in the application configuration file.This method is used to determine the URL where localized static contents exist. The name of rewrite URL rule can be specified when you need multiple rules.

For example, if localized contents are supplied in /images/es/welcome.jpg for Spanish and /images/ja/welcome.jpg for Japanese locales, the baseURL would be /images/welcome.jpg, and the rule defined in the regular expression should be "(.)/([a-z0-9A-Z]+.jpg)$/" in order that the URL be replaced with the string "$1/$L/$2".

Parameters:

baseURL - a URL string

name - the name of rewrite URL rule

request - an HTTP request object

Returns:

a URL referencing to the localized content